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Income per Common Share (Tables) | 6 Months Ended
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May 31, 2018
Earnings Per Share [Abstract] |
Calculation of Basic and Diluted Net Income per Common Share | The following table sets forth the calculation of basic and diluted net income per common share:
|  | Three Months Ended |  |  | Six Months Ended |
|  | May 31, 2018 |  |  | May 31, 2017 |  |  | May 31, 2018 |  |  | May 31, 2017 |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net Income |  | $ | 539,506 |  |  | $ | 496,940 |  |  | $ | (1,990,566 | ) |  | $ | 983,863 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average shares outstanding-basic |  |  | 7,247,464 |  |  |  | 7,144,775 |  |  |  | 7,177,082 |  |  |  | 7,024,280 |
Dilutive common shares issuable upon exercise of stock options |  |  | 670,271 |  |  |  | 581,785 |  |  |  | — |  |  |  | 558,255 |
Weighted-average shares-diluted |  |  | 7,917,735 |  |  |  | 7,726,560 |  |  |  | 7,177,082 |  |  |  | 7,582,535 |
Net income per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.07 |  |  | $ | 0.07 |  |  | $ | (0.28 | ) |  | $ | 0.14 |
Diluted |  | $ | 0.07 |  |  | $ | 0.06 |  |  | $ | (0.28 | ) |  | $ | 0.13 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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